If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -2(r + -4) + 2[3r(2 + -4)] = 20 Reorder the terms: -2(-4 + r) + 2[3r(2 + -4)] = 20 (-4 * -2 + r * -2) + 2[3r(2 + -4)] = 20 (8 + -2r) + 2[3r(2 + -4)] = 20 Combine like terms: 2 + -4 = -2 8 + -2r + 2[3r(-2)] = 20 Reorder the terms for easier multiplication: 8 + -2r + 2[3 * -2r] = 20 Multiply 3 * -2 8 + -2r + 2[-6r] = 20 Remove brackets around [-6r] 8 + -2r + 2 * -6r = 20 Multiply 2 * -6 8 + -2r + -12r = 20 Combine like terms: -2r + -12r = -14r 8 + -14r = 20 Solving 8 + -14r = 20 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -14r = 20 + -8 Combine like terms: 8 + -8 = 0 0 + -14r = 20 + -8 -14r = 20 + -8 Combine like terms: 20 + -8 = 12 -14r = 12 Divide each side by '-14'. r = -0.8571428571 Simplifying r = -0.8571428571
| 3p+2d=21 | | 2x+1.5=40 | | 7y+6=6y-9 | | 5.3-3.92x=5.56x-6.21 | | -6p+2+7p=4 | | (logx)=2 | | 7x+2=6(x-2)+8 | | C+D+3=77 | | 3x^3-3x^2=0 | | 7-6x+9+4x+3x-3=10+2*4 | | 7x-5x+9=21 | | 16(t-2)+5t=7(3t+3)-9 | | -2r+8+6r(2-r)=20 | | 4x-6=6x+14 | | -2x^2-8x+1=0 | | 4-6w=3(.5+.5w) | | (8a^3-b^3)(2a^2+5ab+2b^2)= | | x^2+9x-84=0 | | -3+6x=-57 | | 2x^2+7x+50=0 | | -(4y+3)-(3y-4)=-1 | | 3x+2=6x-13 | | 2y+3=17 | | 5z+7=37 | | 9z+7=43 | | 9z+6=78 | | 9z+5=41 | | 3x+2=2(x-4)+8 | | 5+2(k+4)=5(k-3)+10 | | 6(x+16)=9x | | 8y+4=44 | | X*6-X=10 |